TW201740116A - Electric connection device comprising an electric connection component and a circuit member - Google Patents

Abstract

This invention provides an electric connection device comprising an electric connection component and a circuit member; the electric connection component is provided with a plurality of conducting springs inside a bearing plate and uses supporting bars respectively penetrating the conducting springs straightly arranged in the horizontal direction for positioning; the conducting springs can movably displace and laterally deviate in vertical and horizontal directions with respective to the supporting bars; each of the conducting springs has a structure that a plurality of metal element ring bodies which are continuously and longitudinally wound are interdependent and parallel, and the interdependent and parallel metal element ring bodies can be stressed to extend and retract and provide longitudinal compression and restoration elasticity; an electric connection part of the circuit member can be inserted among the metal element ring bodies of the conducting springs so as to be clamped and fixed, and the horizontal clamping force can ensure an electric contact stage between each of the conducting springs and the electric connection part; in addition, the insertion action of the electric connection part to the conducting springs can widen the longitudinal range allowing effective contact between the electric connection part and each of the conducting springs, so that the relatively good electric contact property can be more easily achieved.

Description

Electrical connection device

The present invention relates to an electrical connection device, and more particularly to an electrical connection device that can be used in a semiconductor product testing device to provide electrical connection.

Currently used in semiconductor component inspection equipment, electrical connection devices are commonly used for electrical connection between a detection system and a semiconductor component to be tested. The existing electrical connection device includes a circuit component and an electrical connection component, and the electrical connection component is mostly probed. The pin type structure is mainly composed of a plurality of probes installed in a carrier plate, and the probes are in a state of ensuring good electrical contact with other electrical connection members, and the probes are provided with longitudinal expansion and contraction. The spring structure allows the probe to have a longitudinal expansion and contraction function. However, the aforementioned probe has a longitudinally stretched spring structure, and each two adjacent ring bodies of the spring must have a predetermined interval, which makes it difficult to shorten the length of the probe, thereby forming an electrical signal through the transmission path between the probe and the circuit member. Long, is not conducive to the transmission of high-frequency signals, and the contact between the probe and the circuit components requires a large longitudinal force to contact, which also causes the overall contact plane of the circuit components to deform, causing contact with each other. Poor sex.

In addition, there is a type of electrical connection assembly in which a plurality of laterally disposed conductive springs are assembled in a carrier plate, the conductive springs being positioned by an insulating elastic support strip, whereby the longitudinal direction of the metal ring body in the conductive spring can be used to longitudinally The elasticity of compression and recovery makes the conductive spring have the function equivalent to the aforementioned probe. However, in the foregoing electrical connection assembly, the inner diameter of the metal coil body of the conductive spring corresponds to the diameter of the insulating support strip, and the conductive spring is sleeved on the outer circumference of the insulating support strip, and is sleeved on the elastic when the conductive spring is pressed by the external force. The conductive spring on the support bar can provide a small compression elastic distance, and the conductive spring sleeved on the elastic support bar is not easily deflected, so that the conductive spring can only be longitudinally compressed and restored, so that the conductive spring and the circuit component are necessary. The longitudinal effective contact range is extremely small, and it is impossible to overcome the deformation of the circuit board caused by the contact pressure, resulting in poor contact with each other.

The main object of the present invention is to provide an electrical connection device that solves the problem of poor electrical contact performance of the prior art electrical connection device.

In order to achieve the foregoing, the electrical connection device of the present invention comprises: an electrical connection assembly comprising an insulating carrier, a plurality of conductive springs and a plurality of insulating support strips, wherein the lower side of the insulating carrier is an upper surface And a lower surface, a plurality of unit holes extending from the upper surface to the lower surface are formed in the insulating carrier, and the plurality of unit holes are formed in a plurality of laterally in-line distributed in the insulating carrier, each of the conductive springs being continuous The plurality of conductive springs are respectively arranged in a unit hole of the insulating carrier plate, and the insulating support strips are respectively disposed in each of the unit holes of the insulating carrier plate. a horizontally aligned unit hole and a conductive spring located in the unit hole, each conductive spring being positioned in the insulating carrier by an insulating support strip; and a circuit member disposed on one side of the electrical connection assembly, the circuit member The circuit board includes a circuit board and a plurality of electrical connecting portions, and the circuit of the circuit board extends to a side of the circuit board to form a plurality of electrode connections One end of each electrical connection portion is fixed on one of the electrode contacts of the circuit board, and the other end of each electrical connection portion has a contact end portion, and the contact end portion is inserted into the corresponding conductive spring Adjacent metal unit ring bodies are clamped and fixed and electrically connected.

Created by the overall composition of the electrical connection device, which mainly utilizes an electrical connection assembly having a conductive spring and a combined structure of circuit members having electrical connections, wherein the electrical connection assembly is provided with a plurality of conductive springs in a carrier. And the support strips are respectively disposed through the conductive springs disposed in each of the horizontal in-line rows. The diameter of the support strips is smaller than the inner ring space of the metal unit ring body, and the conductive springs can be displaced from the upper and lower sides of the support strips and laterally deflected. The conductive spring is a structure in which a plurality of continuous longitudinally wound metal unit ring bodies are juxtaposed in parallel, and provides micro longitudinal compression and recovery elasticity, and the metal element ring bodies which are juxtaposed in parallel can be laterally extended and folded outward by force, the circuit component The electrical connection portion can be inserted and fixed between the metal unit ring bodies of the corresponding conductive springs, and the lateral clamping force can ensure the electrical contact state between the conductive spring and the electrical connection portion, and the electrical connection portion The plugging action can also increase the longitudinal space that can be effectively contacted between the electrical connection portion and the conductive spring, and the better electrical contact performance can be achieved more easily.

As shown in FIG. 1, a preferred embodiment of the electrical connection device of the present invention is disclosed. The electrical connection device includes an electrical connection assembly 10 and a circuit member 20A.

As shown in FIGS. 1 to 3, the electrical connection assembly 10 includes an insulating carrier 11, a plurality of conductive springs 12, and a plurality of insulating support strips 13. As shown in FIG. 3 to FIG. 6 , the upper and lower sides of the insulating carrier 11 are respectively an upper surface and a lower surface, and a plurality of unit holes 111 extending from the upper surface to the lower surface are formed in the insulating carrier 11 . A plurality of unit holes 111 are formed in a plurality of laterally in-line distributions in the insulating carrier 11. The conductive spring 12 is formed by a plurality of continuous metal ring bodies 121 that are wound around each other. The plurality of metal unit ring bodies 121 of each conductive spring 12 are adjacent to each other. The plurality of conductive springs 12 are centered on the central axis thereof. The lateral arrangement is respectively installed in the unit hole 111 of the insulating carrier 11. The insulating support strip 13 has a diameter smaller than that of the inner ring space of the metal unit ring body 121 of the conductive spring 12, and the insulating support strips 13 are respectively disposed in the horizontally aligned unit holes 111 and in the unit holes 111. The conductive springs 12 are each positioned in the insulating carrier 11 by the insulating support strips 13.

In the foregoing, as shown in FIG. 5 to FIG. 7, the top edge and the bottom edge of each of the conductive springs 12, 12A respectively protrude from the upper surface and the lower surface of the insulating carrier 11, and the longitudinal metal unit ring of each of the conductive springs 12 The inner ring space of the bodies 121, 12A is larger than the diameter of the insulating support strips 13, so that the conductive springs 12 can be displaced up and down on the insulating support bars 13. Each of the conductive springs 12, 12A can provide longitudinal compression and recovery elasticity by the longitudinally wound metal unit ring bodies 121, 121A, and each of the conductive springs 12, 12A is adjacent between the metal unit ring bodies 121, 121A. It has the elasticity of expanding and collapsing along the central axis.

As shown in FIG. 3, FIG. 5 and FIG. 6, the metal unit ring body 121 may be a circular ring body or an elliptical shape. Alternatively, as shown in FIG. 7, the metal unit ring body 121A has two longitudinal sections arranged at relatively spaced intervals, and an upper circular arc section extending from the top end of one of the two longitudinal straight sections, and a ring body formed by a lower arc segment in which the bottom end of the other longitudinal straight section is curved and extended.

As shown in FIG. 2, FIG. 3, FIG. 5 and FIG. 6, a plurality of positioning through holes 112 are formed in the insulating carrier 11, and each positioning through hole 112 passes through a horizontally aligned unit hole 111 to position the aperture of the through hole 112. Corresponding to the diameter of the insulating support strips 13, the insulating carrier 11 is provided with a long slot 113 above each of the positioning through holes 112. Each of the long slots 113 extends downward from the upper surface of the insulating carrier 11 to connect the positioning through holes 112. The groove width of the groove 113 is smaller than the diameter of the positioning perforation 112. Each of the insulating support strips 13 can be pre-punched with a plurality of conductive springs 12 and placed directly into the positioning through-holes 112 through the long slots 113 from the upper surface of the insulating carrier plate 11, and the insulating support strips are placed by the slotted edges of the long slots 113. The limit is fixed.

As shown in FIGS. 1 and 8 to 9, the circuit members 20A, 20B may be circuit conversion boards having circuits, circuit boards, etc., and the circuit members 20A, 20B include a circuit board 21A, 21B having circuits and a plurality of electrical connecting portions 22A, 22B, the circuits of the circuit boards 21A, 21B extend to a side surface of the circuit boards 21A, 21B to form a plurality of electrode contacts, and the plurality of electrical connecting portions 22A, 22B are respectively formed on the circuit board A block or a needle on the plurality of electrode contacts of 21A, 21B. As shown in FIG. 1 , the electrical connection portion 22A may be a conductive block formed by a wire bonding method such as a metal wire (such as a gold wire or the like), or formed by a screen printing method, a plating method, or the like. The electrically conductive portion 22A includes a base portion 221 and a contact end portion 222 formed on the base portion 221. The outer diameter of the contact end portion 222 is smaller than the outer diameter of the base portion 221, and the contact end portion 222 It may be a conical shape that decreases toward the end, and each of the electrical connecting portions 22A is fixed to one of the electrode contacts of the circuit board 21A with the base 221. The circuit member 20A is disposed on one side of the electrical connection assembly 10, and each of the electrical connection portions 22A is sandwiched between two adjacent metal unit ring bodies 121 whose contact ends 222 are inserted into the corresponding conductive springs 12 Fixed and electrically connected.

As shown in FIG. 8 to FIG. 9 , the electrical connection portion 22B is a conductive needle body formed by electroplating, and one end of each electrical connection portion 22B is fixed on an electrode contact of the circuit board 21B. The other end of the connecting portion 22B has a conical contact end portion 223. The circuit member 20A is assembled on one side of the electrical connection assembly 10, and each of the electrical connecting portions 22A is inserted into the corresponding conductive spring with its contact end portion 223. The two adjacent metal unit ring bodies 121 of 12 are clamped and fixed and electrically connected.

The electrical connecting device of the present invention can be applied to a semiconductor product testing device for connecting a detecting system to perform function detection on a semiconductor component. The circuit component of the electrical connecting device of the present invention can be a circuit conversion board or a circuit carrier board, and when the circuit component is a circuit The electrical connection device can be mounted on the circuit carrier board to electrically connect the circuit carrier board and the circuit component respectively on both sides of the electrical connection component. When the circuit component is a circuit carrier, the electrical connector component can be used as an electrical contact component of the semiconductor component electrical connection detection system.

The electrical connection device of the present invention utilizes an electrical connection assembly having a conductive spring in combination with a circuit member having an electrical connection portion, wherein the electrical connection assembly is attached to a plurality of conductive springs mounted in the carrier plate to support the strip setting position, utilizing The conductive spring provides a plurality of longitudinal longitudinally wound metal unit ring body-dependent side-by-side configuration to provide some micro longitudinal compression and recovery elasticity, and the adjacent metal unit ring body can be laterally extended and folded outwardly by force, and the electrical connection portion of the circuit member The metal unit ring body can be inserted and fixed between the corresponding conductive springs, and the lateral clamping force can ensure the electrical contact state between the conductive spring and the electrical connection portion, and the plugging action of the electrical connection portion is also The longitudinal space which can be effectively contacted between the electrical connection portion and the conductive spring can be increased, and the better electrical contact performance can be achieved more easily.

10‧‧‧Electrical connection components
11‧‧‧Insulation board
111‧‧‧Unit Hole
112‧‧‧ Positioning perforation
113‧‧‧Long slot
12, 12A‧‧‧ conductive spring
121, 121A‧‧‧Metal unit body
13‧‧‧Insulated support bars
20A, 20B‧‧‧ circuit components
21A, 21B‧‧‧ boards
22A, 22B‧‧‧ electrical connection
221‧‧‧ base
222‧‧‧Contact end
223‧‧‧Contact end

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a plan view showing a preferred embodiment of an electrical connecting device of the present invention. 2 is a perspective view of the electrical connection assembly in the electrical connection device of FIG. 1. 3 is a partially enlarged schematic view of the electrical connection assembly of FIG. 2. 4 is a top plan view of the electrical connection assembly of FIG. 2. Figure 5 is a schematic cross-sectional view showing the position of the face line A-A shown in Figure 4. Figure 6 is a schematic cross-sectional view showing the position of the face line B-B shown in Figure 4. Figure 7 is a cross-sectional view showing another preferred embodiment of the electrical connection assembly in the electrical connection device of the present invention. Figure 8 is a partial plan view showing another preferred embodiment of the electrical connecting device of the present invention. Figure 9 is another side plan view of another preferred embodiment of the electrical connector of Figure 8.

10‧‧‧Electrical connection components

11‧‧‧Insulation board

12‧‧‧conductive spring

13‧‧‧Insulated support bars

20A‧‧‧ circuit components

21A‧‧‧Board

22A‧‧‧Electrical connection

221‧‧‧ base

222‧‧‧Contact end

Claims (9)

An electrical connecting device comprises: an electrical connecting component comprising an insulating carrier, a plurality of conductive springs and a plurality of insulating support strips, wherein the lower side of the insulating carrier is an upper surface and a lower surface, respectively, the insulating carrier Forming a plurality of unit holes extending longitudinally from the upper surface to the lower surface, the plurality of unit holes are formed in a plurality of laterally in-line distributions in the insulating carrier plate, and each of the conductive springs is a continuous plurality of metal ring coils wound in a circumferential direction The plurality of conductive springs are respectively disposed in the unit holes of the insulating carrier plate in a lateral arrangement manner of the central axis thereof, and the insulating support strips are respectively disposed in each of the horizontally aligned unit holes and located in the a conductive spring in the unit hole, each conductive spring is positioned in the insulating carrier through the insulating support strip; and a circuit member is disposed on one side of the electrical connection assembly, the circuit member includes a circuit board having the circuit and the majority An electrical connection portion, the circuit of the circuit board extends to a side of the circuit board to form a plurality of electrode contacts, and one end of each electrical connection portion is fixed to One of the electrode contacts of the circuit board has a contact end at the other end of the electrical connection portion, and is clamped between the adjacent metal unit ring bodies of the corresponding conductive springs Fixed and electrically connected. The electrical connection device of claim 1, wherein a top edge and a bottom edge of each of the conductive springs respectively protrude from an upper surface and a lower surface of the insulating carrier, and a longitudinal metal unit ring body of each conductive spring The ring space is larger than the diameter of the insulating support bar, so that the conductive spring can move up and down on the insulating support bar. The electrical connection device of claim 2, wherein the metal unit ring body is circular or elliptical. The electrical connection device of claim 2, wherein the metal unit ring body has two longitudinally spaced sections, and an upper circular arc section extending from a top end of one of the two longitudinal straight sections And a ring body formed by a lower arc segment extending from the bottom end of the other longitudinal straight section of the two longitudinal straight sections. The electrical connection device of any of claims 1 to 4, wherein the plurality of metal cell circle systems are adjacently juxtaposed. The electrical connection device according to any one of claims 1 to 4, wherein the electrical connection portion includes a base portion, the contact end portion is formed on the base portion, and the contact end portion has an outer diameter smaller than the outer portion of the base portion The contact end portion has a conical shape that decreases in size toward the end. The electrical connection device of claim 6, wherein the plurality of metal cell circle systems are adjacent to each other. The electrical connection device of any one of claims 1 to 4, wherein the electrical connection portion forms a needle body. The electrical connection device of claim 8, wherein the plurality of metal cell circle systems are adjacent to each other.